By your estimation, how many more years before we will see Afghan National Army and the police force in enough numbers to stablize the country?

根据您的估计，还要多少年,才能有足够的阿富汗国民士兵和警察,来维持这个国家的安定？

普林斯顿公开课 - 国际座谈会课程节选

To put untrammeled reasons and individual freedom at the center of a civilization is to live with the conflict, the turmoil, the instability, and the uncertainty that these things create.

把自由理性和个人自由置于,文明的中心就会伴随着冲突与矛盾,混乱和不安定,以及一些其他的不良影响

耶鲁公开课 - 古希腊历史简介课程节选